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Communication Systems - Engineering

Q1:

If e = 10 sin(108 t + 3 sin 104 t) then the deviation is

A 4.77 kHz

B 47.7 kHz

C 477 kHz

D 4770 kHz

ANS:B - 47.7 kHz

Right answer is A Because 3*10^4/2*3.14=4.47khz.